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Feat[launcher]: remove duplicate GLES initializations
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -9,3 +9,4 @@ local.properties | |
| app_pojavlauncher/.cxx/ | ||
| .vs/ | ||
| /curseforge_key.txt | ||
| /app_pojavlauncher/libs/ltw-release.aar | ||
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125 changes: 125 additions & 0 deletions
125
app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/utils/GLInfoUtils.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,125 @@ | ||
| package net.kdt.pojavlaunch.utils; | ||
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| import android.opengl.EGL14; | ||
| import android.opengl.EGLConfig; | ||
| import android.opengl.EGLContext; | ||
| import android.opengl.EGLDisplay; | ||
| import android.opengl.GLES20; | ||
| import android.opengl.GLES30; | ||
| import android.util.Log; | ||
|
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| public class GLInfoUtils { | ||
| public static String GLES_VERSION_PREFIX = "OpenGL ES "; | ||
| private static GLInfo info; | ||
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| private static int getMajorGLVersion(String versionString) { | ||
| if(versionString.startsWith(GLES_VERSION_PREFIX)) { | ||
| versionString = versionString.substring(GLES_VERSION_PREFIX.length()); | ||
| } | ||
| int firstDot = versionString.indexOf('.'); | ||
| String majorVersion = versionString.substring(0, firstDot).trim(); | ||
| return Integer.parseInt(majorVersion); | ||
| } | ||
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| private static GLInfo queryInfo(int contextGLVersion) { | ||
| String vendor = GLES20.glGetString(GLES20.GL_VENDOR); | ||
| String renderer = GLES20.glGetString(GLES20.GL_RENDERER); | ||
| String versionString = GLES20.glGetString(GLES30.GL_VERSION); | ||
| int version = 2; | ||
| try { | ||
| version = getMajorGLVersion(versionString); | ||
| }catch (NumberFormatException e) { | ||
| Log.w("GLInfoUtils","Failed to parse GL version number, falling back to 2", e); | ||
| } | ||
| // LTW depends on the ability to create a context with a major version of 3, | ||
| // and even if the string parse returns 3 while EGL can only create 2, | ||
| // it's still a noncompilant implementation | ||
| version = Math.min(version, contextGLVersion); | ||
| return new GLInfo(vendor, renderer, version); | ||
| } | ||
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| private static void initDummyInfo() { | ||
| Log.e("GLInfoUtils", "An error happened during info query. Will use dummy info. This should be investigated."); | ||
| info = new GLInfo("<Unknown>", "<Unknown>", 2); | ||
| } | ||
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| private static EGLContext tryCreateContext(EGLDisplay eglDisplay, EGLConfig config, int majorVersion) { | ||
| int[] egl_context_attributes = new int[] { EGL14.EGL_CONTEXT_CLIENT_VERSION, majorVersion, EGL14.EGL_NONE }; | ||
| EGLContext context = EGL14.eglCreateContext(eglDisplay, config, EGL14.EGL_NO_CONTEXT, egl_context_attributes, 0); | ||
| if(context == EGL14.EGL_NO_CONTEXT) { | ||
| Log.e("GLInfoUtils", "Failed to create a context with major version "+majorVersion); | ||
| return null; | ||
| } | ||
| return context; | ||
| } | ||
|
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| private static boolean initAndQueryInfo() { | ||
| // This is here just to satisfy Android M which incorrectly null-checks it | ||
| int[] egl_version = new int[2]; | ||
| EGLDisplay eglDisplay = EGL14.eglGetDisplay(EGL14.EGL_DEFAULT_DISPLAY); | ||
| if(eglDisplay == EGL14.EGL_NO_DISPLAY || !EGL14.eglInitialize(eglDisplay, egl_version, 0 , egl_version, 1)) return false; | ||
| int[] egl_attributes = new int[] { | ||
| EGL14.EGL_BLUE_SIZE, 8, | ||
| EGL14.EGL_GREEN_SIZE, 8, | ||
| EGL14.EGL_RED_SIZE, 8, | ||
| EGL14.EGL_ALPHA_SIZE, 8, | ||
| EGL14.EGL_DEPTH_SIZE, 24, | ||
| EGL14.EGL_SURFACE_TYPE, EGL14.EGL_PBUFFER_BIT|EGL14.EGL_WINDOW_BIT, | ||
| EGL14.EGL_RENDERABLE_TYPE, EGL14.EGL_OPENGL_ES2_BIT, | ||
| EGL14.EGL_NONE | ||
| }; | ||
| EGLConfig[] config = new EGLConfig[1]; | ||
| int[] num_configs = new int[]{0}; | ||
| if(!EGL14.eglChooseConfig(eglDisplay, egl_attributes, 0, config, 0, 1, num_configs, 0) || num_configs[0] == 0) { | ||
| EGL14.eglTerminate(eglDisplay); | ||
| Log.e("GLInfoUtils", "Failed to choose an EGL config"); | ||
| return false; | ||
| } | ||
|
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| int contextGLVersion = 3; | ||
|
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| EGLContext context; | ||
| context = tryCreateContext(eglDisplay, config[0], 3); | ||
| if(context == null) { | ||
| contextGLVersion = 2; | ||
| context = tryCreateContext(eglDisplay, config[0], 2); | ||
| } | ||
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| if(!EGL14.eglMakeCurrent(eglDisplay, EGL14.EGL_NO_SURFACE, EGL14.EGL_NO_SURFACE, context)) { | ||
| Log.e("GLInfoUtils", "Failed to make context current"); | ||
| EGL14.eglDestroyContext(eglDisplay, context); | ||
| EGL14.eglTerminate(eglDisplay); | ||
| } | ||
|
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| info = queryInfo(contextGLVersion); | ||
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| EGL14.eglMakeCurrent(eglDisplay, EGL14.EGL_NO_SURFACE, EGL14.EGL_NO_SURFACE, EGL14.EGL_NO_CONTEXT); | ||
| EGL14.eglDestroyContext(eglDisplay, context); | ||
| EGL14.eglTerminate(eglDisplay); | ||
| return true; | ||
| } | ||
|
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| public static GLInfo getInfo() { | ||
| if(info != null) return info; | ||
| Log.i("GLInfoUtils", "Querying graphics device info..."); | ||
| boolean infoQueryResult = false; | ||
| try { | ||
| infoQueryResult = initAndQueryInfo(); | ||
| }catch (Throwable e) { | ||
| Log.e("GLInfoUtils", "Throwable when trying to initialize GL info", e); | ||
| } | ||
| if(!infoQueryResult) initDummyInfo(); | ||
| return info; | ||
| } | ||
|
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| public static class GLInfo { | ||
| public final String vendor; | ||
| public final String renderer; | ||
| public final int glesMajorVersion; | ||
| protected GLInfo(String vendor, String renderer, int glesMajorVersion) { | ||
| this.vendor = vendor; | ||
| this.renderer = renderer; | ||
| this.glesMajorVersion = glesMajorVersion; | ||
| } | ||
| } | ||
| } |
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